#include<stdio.h>
int main()
{
    float *search(float(*p)[4]);
    float score[][4]={{100,90,89,70},{99,99,76,88},{45,55,70,99}};
    float*p;
    int i,j;
    for(i=0;i<3;i++)
    {
        p=search(score+i);
        if(p==*(score+i))
        {
            printf("No.%d score: ",i);
            for(j=0;j<4;j++)
                printf("%5.2f ",*(p+i));
            printf("\n");
        }
    }
    return 0;
}
float *search(float(*p)[4])
{
    int i=0;
    float *pt;
    pt=NULL;
    for(i=0;i<4;i++)
    if(*(*p+i)<60) pt=*p;
    return pt;
}